Case Online: collection of inquiry-based lessons to engage students in exploring the science behind real-world problems
Ships Resource Center: Historical case studies are great windows into nature of science topics. They motivate students adn help them interpret the science they encounter in public policy and personal decision-making.
Case Studies in Science : Collection of cases organized by subject provided by the national center for case study teaching in science.
Science Interactive: Web interactive lessons on all topics arragned according to the National Standards